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发明名称
PROJECTION DEVICE FOR DRAWING WITH LIGHT BEAM
摘要
申请公布号
SU853596(A1)
申请公布日期
1981.08.07
申请号
SU19782716366
申请日期
1978.11.30
申请人
KLEUSHEV IGOR A,SU;PODSVETOV VALENTIN S,SU
发明人
KLEUSHEV IGOR A,SU;PODSVETOV VALENTIN S,SU
分类号
G03B21/00;G02B27/20;(IPC1-7):G03B21/00
主分类号
G03B21/00
代理机构
代理人
主权项
地址
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